screenshot of transformer in Workbench

The HEXColorConverter allows the user to choose either the color format attributes, fme_color or fme_fill_color and also the output attribute which will hold the new hexadecimal value, e.g. FFF4D0.  If the attribute does not exist on the feature, a warning will be returned and the output attribute will not be set.

Opening the map in FusionMap

To apply the styling, first open the Map view in Google Fusion.  By default all features appear the same:

Configure styles

Choose 'Configure styles' to apply styling. Here, the polygons' Border Color is set with the attribute 'Border Color':

Border color
The fill color is set similarly:

Fill Color

The result shows that the attributes for Fill and Border color were only set on two of the polygons:

FusionMap result

Here are the same features viewed in the Universal Viewer:
Universal Viewer view
and in the Data Inspector:

Data Inspector